Bentham, G. (1870), Flora Australiensis 5: 344-345 [tax. nov.]

• Type: "W. Australia. Swan river, Drummond, 1st coll., Preiss."

pro parte misapplication: Isopogon petrophiloides R.Br. legitimate by Meisner, C.D.F. in Candolle, A.L.P.P. de (ed.) (1856), Proteaceae. Prodromus Systematis Naturalis Regni Vegetabilis 14(1): 276 misapplication: Isopogon petrophiloides R.Br. legitimate by Meisner, C.D.F. in Lehmann, J.G.C. (ed.) (1845), Proteaceae. Plantae Preissianae 1(4): 503

• Comment: nom. illeg., non Hügel ex Jacques (1843).

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 66 [secondary reference]

Kuntze, C.E.O. (5 November 1891), Revisio Generum Plantarum 2: 577 [replaced synonym]

replaced synonym of: Atylus drummondii Kuntze legitimate

Mueller, F.J.H. von & Tate, R. (June 1896), Botany. Phanerogams and Vascular Cryptogams. Transactions, proceedings and report, Royal Society of South Australia 16(3): 360 [secondary reference]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 64 [secondary reference]

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Isopogon. Flora of Australia 16: 204 [taxonomic synonym]

taxonomic synonym of: Isopogon sp. A [n/a]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Isopogon drummondii Hügel ex Jacques legitimate

Rye, B.L. & Macfarlane, T.D. (10 December 2019), A new name, clarification of synonymy, and a new subspecies for Isopogon (Proteaceae) in Western Australia. Nuytsia 30: 311 [secondary reference]

• Lectotype: "Type citation: ‘Swan River, Drummond, 1st coll., Preiss’. Type specimens: Swan River [Western Australia], 1839, J. Drummond 1st coll., s.n. (lecto, here designated: K 000736646 image!; isolecto: BM 000991907 image!, K 000736645 image!); Swan River [Western Australia], s. loc., J.A.L. Preiss s.n. (syn: MEL 1531863 image!)."

Rye, B.L. & Macfarlane, T.D. (10 December 2019), A new name, clarification of synonymy, and a new subspecies for Isopogon (Proteaceae) in Western Australia. Nuytsia 30: 310 [replaced synonym]

replaced synonym of: Isopogon autumnalis Rye & T.D.Macfarl. legitimate

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